package com.thinksns.sociax.t4.android.img;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import android.graphics.Bitmap;
import android.os.Environment;
import android.util.Log;

public class FileUtils {

    public static String SDPATH = Environment.getExternalStorageDirectory() + "";

    public static void saveBitmap(Bitmap bm, String picName) {
        Log.e("", "保存图片");
        try {
            if (!isFileExist("")) {
                File tempf = createSDDir("");
            }
            Log.v("FileUtils--picName=", "picName=" + picName);
            File f = new File(SDPATH, picName + ".jpg");
            if (f.exists()) {
                f.delete();
            }
            FileOutputStream out = new FileOutputStream(f);
            bm.compress(Bitmap.CompressFormat.JPEG, 90, out);
            out.flush();
            out.close();
            Log.e("", "已经保存");
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static File createSDDir(String dirName) throws IOException {
        File dir = new File(SDPATH + dirName);
        if (Environment.getExternalStorageState().equals(
                Environment.MEDIA_MOUNTED)) {
            // System.out.println("createSDDir:" + dir.getAbsolutePath());
            // System.out.println("createSDDir:" + dir.mkdir());
        }
        return dir;
    }

    public static boolean isFileExist(String fileName) {
        File file = new File(SDPATH + fileName);
        file.isFile();
        return file.exists();
    }

    public static void delFile(String fileName) {
        File file = new File(SDPATH + fileName);
        if (file.isFile()) {
            file.delete();
        }
        file.exists();
    }

    public static void deleteDir() {
        File dir = new File(SDPATH);
        if (dir == null || !dir.exists() || !dir.isDirectory())
            return;

        for (File file : dir.listFiles()) {
            if (file.isFile())
                file.delete(); // 删除所有文件
            else if (file.isDirectory())
                deleteDir(); // 递规的方式删除文件夹
        }
        dir.delete();// 删除目录本身
    }

    public static boolean fileIsExists(String path) {
        try {
            File f = new File(path);
            if (!f.exists()) {
                return false;
            }
        } catch (Exception e) {

            return false;
        }
        return true;
    }

    //建立一个MIME类型与文件后缀名的匹配表(屏蔽了些不需要的)
    private static final String[][] MIME_MapTable = {
            //{后缀名，    MIME类型}
            {".3gp", "video/3gpp"},
//            {".apk", "application/vnd.android.package-archive"},
            {".asf", "video/x-ms-asf"},
            {".avi", "video/x-msvideo"},
//            {".bin", "application/octet-stream"},
//            {".bmp", "image/bmp"},
//            {".c", "text/plain"},
//            {".class", "application/octet-stream"},
//            {".conf", "text/plain"},
//            {".cpp", "text/plain"},
//            {".doc", "application/msword"},
//            {".exe", "application/octet-stream"},
//            {".gif", "image/gif"},
//            {".gtar", "application/x-gtar"},
//            {".gz", "application/x-gzip"},
//            {".h", "text/plain"},
//            {".htm", "text/html"},
//            {".html", "text/html"},
//            {".jar", "application/java-archive"},
//            {".java", "text/plain"},
//            {".jpeg", "image/jpeg"},
//            {".jpg", "image/jpeg"},
//            {".js", "application/x-javascript"},
//            {".log", "text/plain"},
            {".m3u", "audio/x-mpegurl"},
            {".m3u8", "video/*"},
            {".m4a", "audio/mp4a-latm"},
            {".m4b", "audio/mp4a-latm"},
            {".m4p", "audio/mp4a-latm"},
            {".m4u", "video/vnd.mpegurl"},
            {".m4v", "video/x-m4v"},
            {".mov", "video/quicktime"},
            {".mp2", "audio/x-mpeg"},
            {".mp3", "audio/x-mpeg"},
            {".mp4", "video/mp4"},
//            {".mpc", "application/vnd.mpohun.certificate"},
            {".mpe", "video/mpeg"},
            {".mpeg", "video/mpeg"},
            {".mpg", "video/mpeg"},
            {".mpg4", "video/mp4"},
            {".mpga", "audio/mpeg"},
//            {".msg", "application/vnd.ms-outlook"},
            {".ogg", "audio/ogg"},
//            {".pdf", "application/pdf"},
//            {".png", "image/png"},
//            {".pps", "application/vnd.ms-powerpoint"},
//            {".ppt", "application/vnd.ms-powerpoint"},
//            {".prop", "text/plain"},
//            {".rar", "application/x-rar-compressed"},
//            {".rc", "text/plain"},
            {".rmvb", "audio/x-pn-realaudio"},
//            {".rtf", "application/rtf"},
//            {".sh", "text/plain"},
//            {".tar", "application/x-tar"},
//            {".tgz", "application/x-compressed"},
//            {".txt", "text/plain"},
            {".wav", "audio/x-wav"},
            {".wma", "audio/x-ms-wma"},
            {".wmv", "audio/x-ms-wmv"},
//            {".wps", "application/vnd.ms-works"},
            //{".xml",    "text/xml"},
//            {".xml", "text/plain"},
//            {".z", "application/x-compress"},
//            {".zip", "application/zip"},
            {"", "*/*"}
    };

    /**
     * 根据后缀名获得对应的MIME类型。
     *
     * @param url
     */
    public static String getMIMEType(String url) {
        String type = "*/*";
        //获取后缀名前的分隔符"."在fName中的位置。
        int dotIndex = url.lastIndexOf(".");
        if (dotIndex < 0) {
            return type;
        }
    /* 获取文件的后缀名 */
        String end = url.substring(dotIndex, url.length()).toLowerCase();
        if (end == "") return type;
        //在MIME和文件类型的匹配表中找到对应的MIME类型。
        for (int i = 0; i < MIME_MapTable.length; i++) {
            if (end.equals(MIME_MapTable[i][0]))
                type = MIME_MapTable[i][1];
        }
        return type;
    }
}
